Wednesday, March 11, 2009

Clean energy out of mud




















Dutch designer Marieke Staps harnesses the energy of our Earth's soil. The metabolism of microbial life coupled with the conductive metals naturally present in soil have the capacity to convert electrolytes into usable energy. Embedded in the ground, the Soil Lamp runs purely off of the "earth battery" with enough energy to power an LED bulb. It only requires a bit of watering now and then.

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